package com.leyou.item.web;

import com.leyou.common.dto.PageDTO;
import com.leyou.item.dto.SkuDTO;
import com.leyou.item.dto.SpecParamDTO;
import com.leyou.item.dto.SpuDTO;
import com.leyou.item.dto.SpuDetailDTO;
import com.leyou.item.service.SkuService;
import com.leyou.item.service.SpuDetailService;
import com.leyou.item.service.SpuService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Map;

@RestController
@RequestMapping("/goods")
public class GoodsController {

    @Autowired
    private SpuService spuService;

    @Autowired
    private SpuDetailService detailService;

    @Autowired
    private SkuService skuService;

    // 分页查询spu
    @GetMapping("/spu/page")
    public ResponseEntity<PageDTO<SpuDTO>> querySpuByPage(
            @RequestParam(value = "page", defaultValue = "1") Integer page,
            @RequestParam(value = "rows", defaultValue = "5") Integer rows,
            @RequestParam(value = "saleable", required = false) Boolean saleable,
            @RequestParam(value = "categoryId", required = false) Long categoryId,
            @RequestParam(value = "brandId", required = false) Long brandId,
            @RequestParam(value = "id", required = false) Long id) {
        return ResponseEntity.ok(spuService.querySpuByPage(page, rows, saleable, categoryId, brandId, id));
    }

    // 新增商品
    @PostMapping("/spu")
    public ResponseEntity<Void> addGoods(@RequestBody SpuDTO spuDTO) {
        spuService.addGoods(spuDTO);
        return ResponseEntity.status(HttpStatus.CREATED).build();
    }

    // 修改商品上下架(根据Id)
    @PutMapping("/saleable")
    public ResponseEntity<Void> setSpuSaleableState(@RequestParam("id") Long id, @RequestParam("saleable") Boolean saleable) {
        spuService.setSpuSaleableState(id, saleable);
        return ResponseEntity.status(HttpStatus.NO_CONTENT).build();
    }

    // 更新商品
    @PutMapping("/spu")
    public ResponseEntity<Void> updateGoods(@RequestBody SpuDTO spuDTO) {
        spuService.updateGoods(spuDTO);
        return ResponseEntity.status(HttpStatus.NO_CONTENT).build();
    }

    // 根据id查询spu及sku、spuDetail等
    @GetMapping("/{id}")
    public ResponseEntity<SpuDTO> querySkuAndSpuDetailById(@PathVariable("id") Long id) {
        return ResponseEntity.ok(spuService.querySkuAndSpuDetailById(id));
    }

    // 根据id查询detail
    @GetMapping("/spu/detail")
    public ResponseEntity<SpuDetailDTO> querySpuDetailById(@RequestParam("id") Long id) {
        return ResponseEntity.ok(new SpuDetailDTO(detailService.getById(id)));
    }

    // 根据spuID查询sku的集合
    @GetMapping("/sku/of/spu")
    public ResponseEntity<List<SkuDTO>> querySkuListBySpuId(@RequestParam("id") Long id) {
        return ResponseEntity.ok(SkuDTO.convertEntityList(skuService.query().eq("spu_id", id).list()));
    }

    // 根据id集合查询SKU集合
    @GetMapping("/sku/list")
    public ResponseEntity<List<SkuDTO>> querySkusById(@RequestParam("ids") List<Long> ids) {
        return ResponseEntity.ok(SkuDTO.convertEntityList(skuService.listByIds(ids)));
    }

    // 根据spuId查询spu的所有规格参数(键值对)
    @GetMapping("/spec/value")
    public ResponseEntity<List<SpecParamDTO>> querySpecValues(
            @RequestParam("id") Long id,
            @RequestParam(value = "searching", required = false) Boolean searching) {
        return ResponseEntity.ok(detailService.querySpecValues(id, searching));
    }

    // 根据id查询商品
    @GetMapping("/spu/{id}")
    public ResponseEntity<SpuDTO> queryGoodsById(@PathVariable("id") Long id) {
        return ResponseEntity.ok(new SpuDTO(spuService.getById(id)));
    }
}
